Brothers of different surnames who are together because their parents got married and remarried. The awkward younger brother who lacks maternal love regards the new elder brother as a thorn in his side. However, after going to school, he finds that he can't take his eyes away from his "brother". Therefore, a love chase that takes place in the green years begins. Can the gentle elder brother and the infatuated younger brother overcome thousands of obstacles and become entangled in each other? Be patient and see?